onBeforeLinkUpdate

fires before a link is updated

id	string|number	the link id
new_link	Link	the new (updated) object of the link

boolean

defines whether the default action of the event will be triggered (true) or canceled (false)

Example

gantt.attachEvent("onBeforeLinkUpdate", function(id,new_link){
    //any custom logic here
    return true;
});

The event is blockable. Return false to cancel updating of the link.

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